        html,
        body,
        div,
        ul,
        li,
        ol,
        h1,
        h2,
        h3,
        h4,
        h5,
        h6,
        span,
        input {
            margin: 0;
            padding: 0;
        }
        
        body {
            font: 12px "宋体", arial;
            color: #fff;
        }
        
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-size: 100%;
        }
        
        img {
            border: 0;
            display: block;
        }
        
        ul,
        ol {
            list-style: none;
        }
        
        a {
            text-decoration: none;
            color: #fff;
        }
        
        .clearfix:after {
            content: "";
            display: block;
            height: 0;
            visibility: hidden;
            clear: both;
        }
        
        .clearfix {
            zoom: 1;
        }